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Sergio Ruiz Pérez

Angestellt, Senior iOS developer, diconium GmbH
Munich, Deutschland

Werdegang

Berufserfahrung von Sergio Ruiz Pérez

  • Bis heute 2 Jahre und 6 Monate, seit Jan. 2023

    Senior iOS developer

    diconium GmbH
  • Bis heute 9 Jahre und 3 Monate, seit Apr. 2016

    Senior iOS / Android developer

    Publicis Sapient

    • Developing and maintaining native apps on a wide range of business models for: automotive, art galleries & aviation industry, electronic retailers, fashion & food brands such as Audi, Lufthansa, Aegean, Hugo Boss, McDonalds, Mediamarkt-Saturn, Lloyds. Implementing end-to-end projects, campaigns, POCs, new app features or research projects. Responsible for the digital business transformation of agency customers. • Evaluating and estimating technical aspects, defining architecture & project planning.

  • 1 Jahr und 8 Monate, Sep. 2014 - Apr. 2016

    Senior iOS developer

    Lendstar GmbH

    • Designing, estimating, developing and publishing an in-house iOS solution of a social banking app which is available in Germany while expanding towards the international market. • Building white label brands based on the in-house solution for distinguished clients across the German and English banking sector (Volksbank, Natwest, etc). Project release through the App Store and closed betas. • Working in an international team on different IT technologies, looking for cross-platform solutions.

  • 2 Jahre und 11 Monate, Nov. 2011 - Sep. 2014

    Lead iOS developer

    Intelygenz

    • Coordinating the technical team (consisting of 5 developers), distributing and scheduling tasks as Scrum master, problem solving and re- viewing the teamwork. Using agile methodologies and tracking tools as Jira, Trello, Asana, etc. Participating in the training of new developers. • Analysing, designing and developing iOS applications. Translating client requirements into development features to work on after projects approval. Project planning and building software by using sprints. • Innov. projects

  • 6 Monate, Apr. 2011 - Sep. 2011

    iOS/Android developer

    Vype

    • Developing software for mobile phones. Android & iPhone. Learning & implementing architectural patterns while creating bitmap games. • Designing database models for cloud systems (Google App Engine) and their connection with the front end devices. • Researching the publishing requirements for applications in apps stores.

  • 1 Jahr und 1 Monat, Apr. 2010 - Apr. 2011

    Java developer

    Oxxigeno Networks

    • Developing, debugging and maintaining medical web applications and e-commerce sites, services and their database software infrastructure. front-end & back-end. • Working closely with customers in defining technically requirements and developing web applications. • Performing UI design & support tasks. Solid knowledge of Object Oriented software engineering, design patterns & Model View Controller.

  • 1 Jahr und 9 Monate, Juni 2008 - Feb. 2010

    Java developer and graphic designer

    Rey Juan Carlos University (Virtual Reality Dept)

    • Developing a version of the Alice Programming Environment that is adapted to culture-specific needs. Rebeca teaches how to program 3D graphics to school and university students. • Redesigning the entire graphic interface for the programm. • Writing development and users guide documentation that come along with the software.

  • 8 Monate, Nov. 2007 - Juni 2008

    C\C++ developer

    Rey Juan Carlos University (Statistics & Research Dept)

    • Developing an application focus on the pursuit of optimal control, according to various premises, for industrial robot manipulators with three degrees of freedom. • Using genetic algorithms and nonlinear equations. • Calculating and reducing of computational complexity of the program in the solution calculations.

  • 2 Jahre und 2 Monate, Nov. 2004 - Dez. 2006

    IT sales representative

    Intel, Telefónica, Madrid City Council & Vodafone

    • Providing business information on international technological trade fairs as SIMO, movilForum, e-life and Imagenio on cutting-edge products in various fields: information technology, mobile networks and infrastructure. • Creating trade shows for customers.

  • 5 Monate, Juli 2004 - Nov. 2004

    Cobol host developer. Native CICS, SQL

    Coritel S.A

    • Developing software on demand and quality assurance. • Providing technical assistance for companies and customers.

Ausbildung von Sergio Ruiz Pérez

  • 1 Jahr und 1 Monat, Sep. 2012 - Sep. 2013

    Master in Mobile Applications

    U-TAD (Camilo José Cela University)

    • Master in innovation and new technologies focused on app conception, development, marketing and distribution. Acquiring skills on team management, leadership and coaching. • Activities & associations: taking part in tech groups such as NSCoders where know-how and ideas are shared out of commercial mobility projects. Participating in several conferences (iOSDev UK, NSSpain, etc).

  • 6 Jahre und 1 Monat, Sep. 2004 - Sep. 2010

    Computer Systems Engineering Technician

    Rey Juan Carlos University

    • Organiser of object-oriented programming learning courses for university students and teachers. Assisting pilot workshops for children, providing a self developed tool -final project degree- so they adquiere basic skills on how to write source code. • Activities & associations: part of the developers association, working partner for the statistics and modelling/ virtual reality departments.

  • 2 Jahre und 1 Monat, Sep. 2002 - Sep. 2004

    Computer Applications Developer Technician

    La Arboleda High School

Sprachen

  • Spanish

    Muttersprache

  • English

    Fließend

  • German

    Gut

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